CN2281901Y - Dust-proof rolling curtain blackboard - Google Patents
Dust-proof rolling curtain blackboard Download PDFInfo
- Publication number
- CN2281901Y CN2281901Y CN 97213128 CN97213128U CN2281901Y CN 2281901 Y CN2281901 Y CN 2281901Y CN 97213128 CN97213128 CN 97213128 CN 97213128 U CN97213128 U CN 97213128U CN 2281901 Y CN2281901 Y CN 2281901Y
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- CN
- China
- Prior art keywords
- clipboard
- blackboard
- board
- utility
- model
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a dust-proof rolling curtain blackboard. The utility model is composed of a writing board, a bottom board, a rolling cylinder, a driving mechanism, a board eraser and a dust collecting protecting cover. The utility model is characterized in that the writing board is a flexible long breadth board. The writing board is sheathed on the outer face of the rolling cylinder, the bottom board is lined behind the writing board, and the board eraser is arranged between a bottom writing board in the protecting cover and the protecting cover. The board eraser can be a locking type, and the driving mechanism can be a manual type or an electric type. The utility model has the advantage of simple structure, increase of blackboard surface capacity and convenient writing and watch. The utility model can reserve history contents, can erase unwanted contents on the blackboard face automatically, and can erase the escaped chalk dust particularly. The utility model is beneficial to health of human bodies.
Description
The utility model relates to a kind of blackboard, especially a kind of dustproof roller shutter blackboard.
The used blackboard of present teaching, the plate face maintains static, finite capacity, the plate face relies on the people to wipe, dust is big, has a strong impact on health, and the space of a whole page on blackboard both sides is write and watched all inconvenient, be difficult to keep for historical content, when written contents is more especially inconvenience when maybe needing to review previous contents.
The purpose of this utility model provide a kind of have dustproof, wipe blackboard automatically, and plate face amount is big, can guarantee that content viewing is clear, writes conveniently simultaneously can preserve the dustproof roller shutter blackboard of historical content.
The utility model is made up of clipboard, base plate, reel, driving mechanism, blackboard eraser and control of dust guard shield, its characteristics are that clipboard is a flexible long former, be placed in outside the reel, the base plate lining is behind clipboard, described blackboard eraser is located between the guard shield interior end clipboard and guard shield, and described blackboard eraser is the lockable formula, is provided with locking mechanism between blackboard eraser and blackboard eraser base, when needs keep written contents, then blackboard eraser can be left blackboard and locking.
Above-mentioned clipboard can be the annular of a sealing, and reel is two, and clipboard is placed in outside the reel.Above-mentioned clipboard also can be a rectangular width of cloth shape, and reel is four, two two ends in clipboard wherein, and two other is in the inboard, and described clipboard face head end is rolled up on the two winding drum of inboard.
Described driving mechanism can be hand, also can be electrodynamic type.
The utility model is simple in structure, and plate face amount increases greatly, writes to watch all easily, can keep historical content and wipe the content of not wanting on the plate face automatically, does not especially have dust to overflow, and helps health.
Below in conjunction with accompanying drawing the utility model is described further.
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation of the utility model embodiment 2.
With reference to accompanying drawing, the utility model is made up of clipboard (4), base plate (5), reel (1), driving mechanism, blackboard eraser (2) and control of dust guard shield (3), its clipboard is a flexible long former, be placed in outside the reel, clipboard can be the annular of a sealing, reel is two, and clipboard is placed in reel outer (with reference to Fig. 1); Also can be a rectangular width of cloth shape, reel is four wherein two two ends in clipboard, and two other is in the inboard, and described clipboard face head end is rolled up on the two winding drum of inboard (with reference to Fig. 2).The base plate lining is behind clipboard, overflow for preventing the dust in the control of dust guard shield, control of dust shroud edge place is provided with sealing hairbrush (6), described blackboard eraser is located between the guard shield interior end clipboard and guard shield, blackboard eraser is the lockable formula, when needs keep written contents, then blackboard eraser can be left blackboard and locking, described driving mechanism can be hand, also can be made of motor (7) and driving-belt (8) for electrodynamic type.
With reference to accompanying drawing 1, the utility model is made up of clipboard, base plate, reel, driving mechanism, blackboard eraser and control of dust guard shield, and clipboard can be the annular of a sealing, and reel is two, and clipboard is placed in outside the reel, and the driving mechanism in the present embodiment is a hand-rail type.
Embodiment 2
With reference to accompanying drawing 2, to compare with example 1, the clipboard of this example is a rectangular width of cloth shape, reel is four, two two ends in clipboard wherein, two other is in the inboard, and described clipboard face head end is rolled up on the two winding drum of inboard, and driving mechanism is an electrodynamic type.
Claims (5)
1, a kind of dustproof roller shutter blackboard, form by clipboard, base plate, reel, driving mechanism, blackboard eraser and control of dust guard shield, it is characterized in that clipboard is a flexible long former, be placed in outside the reel, the base plate lining is behind clipboard, described blackboard eraser is located between the guard shield interior clipboard and guard shield, and described blackboard eraser is the lockable formula, is provided with locking mechanism between blackboard eraser and blackboard eraser base.
2, dustproof roller shutter blackboard as claimed in claim 1 is characterized in that described clipboard is the annular of a sealing, and reel is two, and clipboard is placed in outside the reel.
3, dustproof roller shutter blackboard as claimed in claim 1 is characterized in that described clipboard is a rectangular width of cloth shape, and reel is four, two two ends in clipboard wherein, and two other is in the inboard, and described clipboard two head ends are rolled up on the two winding drum of inboard.
4, as claim 1 or 2 or, 3 described dustproof roller shutter blackboards, it is characterized in that described driving mechanism is a hand.
5, as claim 1 or 2 or, 3 described dustproof roller shutter blackboards, it is characterized in that described driving mechanism is an electrodynamic type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97213128 CN2281901Y (en) | 1997-03-19 | 1997-03-19 | Dust-proof rolling curtain blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97213128 CN2281901Y (en) | 1997-03-19 | 1997-03-19 | Dust-proof rolling curtain blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2281901Y true CN2281901Y (en) | 1998-05-20 |
Family
ID=33931005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97213128 Expired - Fee Related CN2281901Y (en) | 1997-03-19 | 1997-03-19 | Dust-proof rolling curtain blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2281901Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442114A (en) * | 2014-12-15 | 2015-03-25 | 广西大学 | Blackboard with automatic erasing function |
| CN106004175A (en) * | 2016-07-18 | 2016-10-12 | 万象设计江苏有限责任公司 | Stripe sheet type blackboard |
| CN106142929A (en) * | 2016-07-18 | 2016-11-23 | 万象设计江苏有限责任公司 | One just erasing type strip-shaped thin template blackboard for education |
| CN106142930A (en) * | 2016-07-19 | 2016-11-23 | 万象设计江苏有限责任公司 | A kind of rinsing type banding blackboard |
| CN106626893A (en) * | 2016-11-24 | 2017-05-10 | 牡丹江师范学院 | Auxiliary device for instruction of liberal arts |
| CN107499034A (en) * | 2017-07-20 | 2017-12-22 | 安徽卓特信息技术有限公司 | A kind of intelligence wipes blackboard automatically |
| CN107914496A (en) * | 2017-11-29 | 2018-04-17 | 朱树彪 | Adjustable cambered surface dustproof blackboard |
| CN109455027A (en) * | 2018-12-18 | 2019-03-12 | 北京理工大学珠海学院 | Blackboard and blackboard brush integrated apparatus |
| CN110696528A (en) * | 2018-07-10 | 2020-01-17 | 陈炫梓 | Teaching board for high school teaching |
| CN111102072A (en) * | 2019-12-16 | 2020-05-05 | 盐城可理斯机械制造有限公司 | Agricultural machine dust cover |
-
1997
- 1997-03-19 CN CN 97213128 patent/CN2281901Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442114A (en) * | 2014-12-15 | 2015-03-25 | 广西大学 | Blackboard with automatic erasing function |
| CN106004175A (en) * | 2016-07-18 | 2016-10-12 | 万象设计江苏有限责任公司 | Stripe sheet type blackboard |
| CN106142929A (en) * | 2016-07-18 | 2016-11-23 | 万象设计江苏有限责任公司 | One just erasing type strip-shaped thin template blackboard for education |
| CN106142930A (en) * | 2016-07-19 | 2016-11-23 | 万象设计江苏有限责任公司 | A kind of rinsing type banding blackboard |
| CN106626893A (en) * | 2016-11-24 | 2017-05-10 | 牡丹江师范学院 | Auxiliary device for instruction of liberal arts |
| CN107499034A (en) * | 2017-07-20 | 2017-12-22 | 安徽卓特信息技术有限公司 | A kind of intelligence wipes blackboard automatically |
| CN107914496A (en) * | 2017-11-29 | 2018-04-17 | 朱树彪 | Adjustable cambered surface dustproof blackboard |
| CN110696528A (en) * | 2018-07-10 | 2020-01-17 | 陈炫梓 | Teaching board for high school teaching |
| CN109455027A (en) * | 2018-12-18 | 2019-03-12 | 北京理工大学珠海学院 | Blackboard and blackboard brush integrated apparatus |
| CN109455027B (en) * | 2018-12-18 | 2024-02-13 | 北京理工大学珠海学院 | Blackboard and blackboard brush integrated device |
| CN111102072A (en) * | 2019-12-16 | 2020-05-05 | 盐城可理斯机械制造有限公司 | Agricultural machine dust cover |
| CN111102072B (en) * | 2019-12-16 | 2021-03-05 | 盐城可理斯机械制造有限公司 | Agricultural machine dust cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |